How much is the original price of a commodity after a 10% discount

original price
=90÷0.9
=100 yuan

RELATED INFORMATIONS

1. The unit price of a commodity is 270 yuan after 8% price reduction. How much is the original price of this commodity
2. How much is the original price of a commodity if it is first increased by one ninth and then decreased by one ninth
3. If the original price of a commodity is a yuan, the first price reduction is 8%, and the second price reduction is 5%, then the current price is () yuan emergency
4. How much is the original price of each commodity? (all commodities are reduced by 1 / 8) Current price of bicycle: 350 yuan Current price of DVD: 588 yuan Current price of rice cooker: 168 yuan
5. The price of a commodity is increased by 10% first and then decreased by 10%. The current price is () a, 9 / 10 b, 10 / 11 C and 9 / 100 of the original price
6. If the price of a commodity is reduced by 10% for the first time and increased by 10% for the second time, if the price after two price adjustments is a yuan, write the algebraic formula of the original price of the commodity Please write down the idea and steps in detail
7. The unit price of a certain commodity is B yuan. After a 20% discount on the original price, the price of each commodity is reduced by 10 yuan. At this time, the price is expressed as______ &Nbsp; & nbsp; & nbsp; yuan
8. The original price of a commodity in a shopping mall is a yuan. Because it is unsalable, the price of the commodity is reduced by 10% and then by 10%. The algebraic expression containing a is used to express the price of the commodity after the price is increased In a shopping mall, the original price of a commodity is a yuan. Because it is unsalable, the price will be reduced by 10% and then by 10%. Later, the sales will be increased by 20% because of the sharp increase in sales. The algebraic expression containing a is used to express the price of the commodity after the price increase and simplify the algebraic expression
9. The price of a commodity is reduced by 20%, and the current price is the original price______ %．
10. If the price of a commodity is reduced by 20%, what is the relationship between the current price and the original price A. The current price is 80% of the original price B: The current price is 80% lower than the original price C: The present price is 20% of the original price
11. A product is sold at a 10% discount. The current price is ()% of the original price, and the price is reduced by ()%
12. The price of a commodity is 120 yuan. If you can reduce the price by 15%, you can earn 20 yuan; if you can earn 8 yuan, you have to reduce the price by ()%
13. When a store sells two items at the same time, they are both 120 yuan. It is known that one item earns 20% and the other item loses 20%, so the store earns 20% when it sells these two items If a store sells two goods at the same time, the cost is 120 yuan. It is known that one of the goods makes 20% and the other loses 20%, then does the store make or lose? 9 (Note: the cost is 120 yuan)
14. When a store sells two items at the same time, it gets 120 yuan each. One of them earns 20% and the other loses 20%. Is it a profit or a loss to sell two items at the same time?
15. If you sell a commodity at a discount of 75%, you will lose 25 yuan. If you sell it at a discount of 10%, you will earn 20 yuan. What's the price?
16. When a store sells two items at the same time, it gets 120 yuan each. One of them earns 20% and the other loses 20%. Is it a profit or a loss to sell two items at the same time?
17. The original price of a commodity was 100 yuan, but now it has been adjusted three times, and the price is increased by 1 / 10 each time. How much is the current price of this commodity?
18. How much of the original price of a commodity will it be if the price is increased by 1 / 10 and then decreased by 1 / 10?
19. A shopping mall adjusts the price of a commodity and sells it at 20% discount of the original price. At this time, the profit margin of the commodity is 10%. If the purchase price of the commodity is 1000 yuan, the purchase price of the commodity is () someone deposits 1000 yuan in the bank for two years. If the annual interest rate is 2.27%, the interest rate will be () yuan after two years. If the interest tax of 20% is deducted, the actual interest will be () yuan, and the bank will pay the depositor () yuan in total
20. A shopping mall adjusts the price of a commodity and sells it at 20% off the original price. At this time, the profit of the commodity is 240 yuan. If the purchase price of the commodity is 1000 yuan, the original price of the commodity is 100 yuan